COS vs Ganni

How the sizing compares

COS and Ganni cut their outerwear pieces almost identically — the same letter size lands within a centimetre on the body. Take your usual size in either.

Size conversion

outerwear · chest
COSGanni
XS · 86cmXS · 87cm
S · 90cmS · 91cm
M · 96cmM · 95cm
L · 102cmL · 101cm
XL · 108cmXL · 107cm

COS and Ganni cut their outerwear pieces almost identically — the same letter size lands within a centimetre on the body. Take your usual size in either.

tops · chest
COSGanni
XS · 82cmXS · 82cm
S · 86cmS · 86cm
M · 92cmM · 90cm
L · 98cmL · 96cm
XL · 104cmXL · 102cm

COS and Ganni cut their tops almost identically — the same letter size lands within a centimetre on the body. Take your usual size in either.

dresses · chest
COSGanni
XS · 82cmXS · 82cm
S · 86cmS · 86cm
M · 92cmM · 90cm
L · 98cmL · 96cm
XL · 104cmXL · 102cm

COS and Ganni cut their dresses almost identically — the same letter size lands within a centimetre on the body. Take your usual size in either.

bottoms · waist
COSGanni
XS · 64cmXS · 64cm
S · 68cmS · 68cm
M · 74cmM · 72cm
L · 80cmL · 78cm
XL · 86cmXL · 84cm

COS and Ganni cut their bottoms almost identically — the same letter size lands within a centimetre on the body. Take your usual size in either.

Mapped on the primary measurement from each brand's real size chart — a starting point. For a read tuned to your full proportions, build your size on either brand below.

COS vs Ganni — common questions

Is COS sized like Ganni?

COS and Ganni cut their outerwear pieces almost identically — the same letter size lands within a centimetre on the body. Take your usual size in either.

Does COS run bigger than Ganni?

Not meaningfully — the two are cut within ~0.2cm of each other, so your usual size carries across.

If I wear a medium in COS, what size am I in Ganni?

A medium in COS maps closest to size M in Ganni on their outerwear chart (96cm vs 95cm on the primary measurement). It's a starting point — build your exact size for a read tuned to your full proportions.

Full COS sizing guide →Full Ganni sizing guide →